NHKスペシャル「恐竜絶滅　ほ乳類の戦い」（前編）を見て

Tags: NHKスペシャル, ほ乳類, 進化

This entry was posted on 7月 19th, 2010 and is filed under 雑記. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response or Trackback from your own site.